Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4936813 | Chain belt for V pulleys | Kouhei Ohzono, Kiyotaka Hayashi, Yoichi Kojima | 1990-06-26 |
HK
Hiroyuki Kuwahara
Overall (All Time): #3,905,940 of 4,157,543Top 95%
1
Patents All Time